HSN code 2833 — SULPHATES
HSN · headingSULPHATES; ALUMS; PEROXOSULPHATES (PERSULPHATES)
This code covers sulfates (salts of sulfuric acid), alums (double sulfates), and peroxosulfates or persulfates (oxidizing compounds containing sulfate groups). These are inorganic chemicals used in water treatment, textile manufacturing, tanning, and various industrial processes.
products commonly classified here
alumaluminum sulfateammonia alumammonium persulfateblue vitriolcopper sulfateferric sulfateferrous sulfateferrous vitriolmagnesium sulfateperoxosulfatepersulfatepotash alumpotassium persulfatesodium sulfatesulfatesulphatezinc sulfate
more specific codes
- 283311DISODIUM SULPHATE
- 283319OTHER :
- 283321OF MAGNESIUM
- 283322OF ALUMINIUM :
- 28332300SULPHATES; ALUMS; PEROXOSULPHATES (PERSULPHATES) - OTHER SULPHATES : OF CHROMIUM
- 283324OF NICKEL
- 283325OF COPPER
- 28332610SULPHATES; ALUMS; PEROXOSULPHATES (PERSULPHATES) - OTHER SULPHATES : - OF ZINC : AGRICULTURAL G
- 28332690SULPHATES; ALUMS; PEROXOSULPHATES (PERSULPHATES) - OTHER SULPHATES : - OF ZINC : OTHER
- 283327OF BARIUM
- 283329OTHER :
- 283330ALUMS :
- 283340PEROXOSULPHATES (PERSULPHATES)
sibling codes
- 2801FLUORINE, CHLORINE, BROMINE AND IODINE
- 2802SULPHUR, SUBLIMED OR PRECIPITATED; COLLOIDAL SULPHUR
- 2803CARBON (CARBON BLACKS AND OTHER FORMS OF CARBON NOT ELSEWHERE SPECIFIED OR INCLUDED)
- 2804HYDROGEN, RARE GASES AND OTHER NON-METALS
- 2805ALKALI OR ALKALINE-EARTH METALS, RARE-EARTH METALS,SCANDIUM AND YTTRIUM, WHETHER OR NOT INTERMI
- 2806HHYDROGEN CHLORIDE (HYDROCHLORIC ACID), CHLOROSULPHURIC ACID
- 2807SULPHURIC ACID; OLEUM
- 2808NITRIC ACID; SULPHONITRIC ACIDS
- 2809DIPHOSPHORUS PENTAOXIDE; PHOSPHORIC ACID; POLYPHOSPHORIC ACIDS, WHETHER OR NOT CHEMICALLY DEFIN
- 2810OXIDES OF BORON, BORIC ACIDS
- 2811OTHER INORGANIC ACIDS AND OTHER INORGANIC OXYGEN COMPOUNDS OF NON-METALS
- 2812HALIDES AND HALIDE OXIDES OF NON-METALS
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compiled from official sources · not tax advice · verify with your tax advisor before filing